Date: Mon, 27 Apr 2009 13:55:26 -0400 From: Jung-uk Kim <jkim@FreeBSD.org> To: Alexander Motin <mav@FreeBSD.org> Cc: svn-src-head@FreeBSD.org, svn-src-all@FreeBSD.org, src-committers@FreeBSD.org Subject: Re: svn commit: r191568 - in head/sys/dev/ata: . chipsets Message-ID: <200904271355.43947.jkim@FreeBSD.org> In-Reply-To: <49F5EDDD.80103@FreeBSD.org> References: <200904271729.n3RHTpDQ021146@svn.freebsd.org> <49F5EDDD.80103@FreeBSD.org>
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On Monday 27 April 2009 01:39 pm, Alexander Motin wrote: > Jung-uk Kim wrote: > > Author: jkim > > Date: Mon Apr 27 17:29:51 2009 > > New Revision: 191568 > > URL: http://svn.freebsd.org/changeset/base/191568 > > > > Log: > > - Always force AHCI mode on a ATI/AMD SB600/700/800 SATA > > controller. These controllers may be configured as legacy IDE > > mode by modifying subclass and progif without actually changing > > PCI device IDs. Instead of complicating code, we always force > > AHCI mode while probing. Also we restore AHCI mode while > > resuming per ATI/AMD register programming/requirement guides. - > > Fix SB700/800 "combined" mode. Unlike SB600, this PATA > > controller can combine two SATA ports and emulate one PATA > > channel as primary or secondary depending on BIOS configuration. > > When the combined mode is disabled, this channel disappears and > > it works just like SB600 PATA controller, however. - Add more PCI > > device IDs for SB700/800 and adjust device descriptions. SB800 > > shares the same PCI device IDs and added two more SATA IDs. > > Thanks. Thank you for answering my stupid questions! BTW, ATI SATA phy reset/resume requires slightly different sequence from generic AHCI one but it just works (with little annoying timeout message). :-) Jung-uk Kim
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